Question: When was the inflation rate in Vanuatu at 5.1?
Paraphrase: A 5.1 rate of inflation happened in Vanuatu at what time.
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q686 p:P1279 ?s . ?s ps:P1279 ?x filter(contains(?x , '5.1')) . ?s pq:P585 ?value}